MESON Chess Problem Database
Problem Display
PID: 2430 (B3RK1b/5N2/3pNp1P/1pqn1k1P/1P4p1/2Rp2B1/Q3P3/8 w - - 0 1)
Kidson, Henry Edwin
Source?, 1876
#2
12 + 9
| 1693 | English Chess Problems | 1876 |
| 16 | Chess Amateur (The) | 1910 |
| 3978 | 200 Demanding Chess Puzzles | 1996 |
| 14868 | Pirnie Collection | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Sxd6#
- 2.Qxd5#
- 1...Qf2
- 2.Sxd6#
- 2.Qxd5#
- 1...Qe3
- 2.Sxd6#
- 1...Qxb4
- 2.Qxd5#
- 1...Qd4
- 2.Sxd4#
- 2.Sxd6#
- 1...Qb6
- 2.Qxd5#
- 1...Qa7
- 2.Sxd6#
- 2.Qxd5#
- 1...Qxc3
- 2.Sxd6#
- 1...Qc4
- 2.Sxd6#
- 1...Qc6
- 2.Sd4#
- 1...Qc7
- 2.Sd4#
- 2.Qxd5#
- 1...Qc8
- 2.Sd4#
- 2.Sxd6#
- 2.Qxd5#
- 1...Bg7+
- 2.Sxg7#
- 1...Sxb4
- 2.e4#
- 1...Sf4
- 2.e4#
- 1...Sb6
- 2.e4#
- 1...Sc7
- 2.e4#
- 1...Se7
- 2.e4#
- 1...dxe2
- 2.Qb1#
- 2.Qc2#
- 1...d2
- 2.Qb1#
- 2.Qc2#
- 1...Qg1
- Tries
- 1.Sxc5?
- threat
- 2.Qxd5#
- 2.e4#
- 1...Sxc3
- 2.Qe6#
- 1...Sxb4
- 2.Be4#
- 2.Qe6#
- 2.e4#
- 1...dxe2
- 2.Qb1#
- 2.Qxd5#
- 2.Qc2#
- 1...Se3
- 2.Be4#
- 2.Qe6#
- 1...Sf4
- 2.Be4#
- 2.e4#
- 1...Sb6
- 2.Be4#
- 2.Qe6#
- 2.e4#
- 1...Sc7
- 2.Be4#
- 2.e4#
- 1...Se7
- 2.Be4#
- 2.Qe6#
- 2.e4#
- 1...Bg7+!
- threat
- 1.Bxd5?
- threat
- 2.e4#
- 1...Bg7+
- 2.Sxg7#
- 1...Qxd5
- 2.Qxd5#
- 1...dxe2
- 2.Qb1#
- 2.Qc2#
- 1...Qe3
- 2.Sxd6#
- 1...Qd4
- 2.Sxd4#
- 2.Sxd6#
- 1...Qc4
- 2.Sxd6#
- 1...Qxb4!
- threat
- 1.Rc4?
- threat
- 2.e4#
- 1...Bg7+
- 2.Sxg7#
- 1...Qxc4
- 2.Sxd6#
- 1...dxe2
- 2.Qb1#
- 2.Qc2#
- 1...Qd4
- 2.Sxd4#
- 2.Sxd6#
- 1...Se7
- 2.Rf4#
- 1...Qe3
- 2.Sxd6#
- 1...Sc3
- 2.Rf4#
- 1...Se3
- 2.Be4#
- 2.Rf4#
- 1...bxc4!
- threat
- 1.Rxc5?
- threat
- 2.Sd4#
- 2.Sxd6#
- 2.Qxd5#
- 1...Bg7+
- 2.Sxg7#
- 1...dxc5
- 2.Sd6#
- 2.Qxd5#
- 1...Ke4!
- threat
- 1.Qc4?
- threat
- 2.Qxd3#
- 2.e4#
- 1...Bg7+
- 2.Sxg7#
- 1...Qxb4
- 2.Sd4#
- 2.Qxd5#
- 2.e4#
- 1...Qxc4
- 2.Sxd6#
- 1...Sxc3
- 2.Qf4#
- 1...Sxb4
- 2.Be4#
- 2.Qe4#
- 2.Qf4#
- 2.e4#
- 1...dxe2
- 2.Qd3#
- 1...Qd4
- 2.Sxd4#
- 2.Sxd6#
- 1...Qe3
- 2.Sxd6#
- 1...Se3
- 2.Be4#
- 2.Qxd3#
- 2.Qe4#
- 2.Qf4#
- 1...Sf4
- 2.Be4#
- 2.Qe4#
- 2.Qxf4#
- 2.e4#
- 1...Se7
- 2.Be4#
- 2.Qe4#
- 2.e4#
- 1...d2
- 2.Qd3#
- 2.e4#
- 1...bxc4!
- threat
- 1.exd3?
- 1...Bg7+
- 2.Sxg7#
- 1...Qxb4
- 2.Qxd5#
- 1...Qxc3
- 2.Sxd6#
- 1...Sxb4
- 2.Be4#
- 1...Qe3
- 2.Sxd6#
- 1...Qg1
- 2.Sxd6#
- 2.Qxd5#
- 1...Qf2
- 2.Sxd6#
- 2.Qxd5#
- 1...Qd4
- 2.Sxd4#
- 2.Sxd6#
- 1...Qb6
- 2.Qxd5#
- 1...Qa7
- 2.Sxd6#
- 2.Qxd5#
- 1...Qc4
- 2.Sxd6#
- 1...Qc6
- 2.Sd4#
- 1...Qc7
- 2.Sd4#
- 2.Qxd5#
- 1...Qc8
- 2.Sd4#
- 2.Sxd6#
- 2.Qxd5#
- 1...Se3
- 2.Be4#
- 2.Qf2#
- 1...Sf4
- 2.Be4#
- 1...Sb6
- 2.Be4#
- 1...Sc7
- 2.Be4#
- 1...Se7
- 2.Be4#
- 1...Sxc3!
- 1...Bg7+
- 1.bxc5?
- threat
- 2.Sd4#
- 2.Sxd6#
- 2.Qxd5#
- 1...Bg7+
- 2.Sxg7#
- 1...Sxc3
- 2.Sd4#
- 2.Sxd6#
- 1...dxc5
- 2.Sd6#
- 2.Qxd5#
- 1...Se3
- 2.Sd4#
- 2.Sxd6#
- 1...Sb4
- 2.Sd4#
- 2.Sxd6#
- 2.e4#
- 1...Sf4
- 2.Sd4#
- 2.e4#
- 1...Sb6
- 2.Sd4#
- 2.Sxd6#
- 2.e4#
- 1...Sc7
- 2.Sd4#
- 2.Sxd6#
- 2.e4#
- 1...Se7
- 2.Sd4#
- 2.Sxd6#
- 2.e4#
- 1...Ke4!
- threat
- 1.h7?
- 1...Bg7+
- 2.Sxg7#
- 1...Qxb4
- 2.Qxd5#
- 1...Qxc3
- 2.Sxd6#
- 1...Sxc3
- 2.Sh6#
- 1...Sxb4
- 2.Sh6#
- 2.e4#
- 1...dxe2
- 2.Qb1#
- 2.Qc2#
- 1...Qe3
- 2.Sxd6#
- 1...Qg1
- 2.Sxd6#
- 2.Qxd5#
- 1...Qf2
- 2.Sxd6#
- 2.Qxd5#
- 1...Qd4
- 2.Sxd4#
- 2.Sxd6#
- 1...Qb6
- 2.Qxd5#
- 1...Qa7
- 2.Sxd6#
- 2.Qxd5#
- 1...Qc4
- 2.Sxd6#
- 1...Qc6
- 2.Sd4#
- 1...Qc7
- 2.Sd4#
- 2.Qxd5#
- 1...Qc8
- 2.Sd4#
- 2.Sxd6#
- 2.Qxd5#
- 1...Se3
- 2.Sh6#
- 1...Sf4
- 2.e4#
- 1...Sb6
- 2.Sh6#
- 2.e4#
- 1...Sc7
- 2.Sh6#
- 2.e4#
- 1...Se7
- 2.Sh6#
- 2.e4#
- 1...d2
- 2.Qb1#
- 2.Qc2#
- 1...Ke4!
- 1...Bg7+
- 1.Sxc5?
- Keys
- 1.e3!
- 1...Bg7+
- 2.Sxg7#
- 1...Ke4
- 2.Sd4#
- 1...Qxe3
- 2.Sxd6#
- 1...Qxb4
- 2.Qxd5#
- 1...Qxc3
- 2.Sxd6#
- 1...Sxc3
- 2.Qf2#
- 1...Sxe3
- 2.Qf2#
- 1...Sxb4
- 2.Qf2#
- 2.e4#
- 1...Qd4
- 2.Sxd4#
- 2.Sxd6#
- 1...Qb6
- 2.Qxd5#
- 1...Qa7
- 2.Sxd6#
- 2.Qxd5#
- 1...Qc4
- 2.Sxd6#
- 1...Qc6
- 2.Sd4#
- 1...Qc7
- 2.Sd4#
- 2.Qxd5#
- 1...Qc8
- 2.Sd4#
- 2.Sxd6#
- 2.Qxd5#
- 1...Sf4
- 2.e4#
- 1...Sb6
- 2.Qf2#
- 2.e4#
- 1...Sc7
- 2.Qf2#
- 2.e4#
- 1...Se7
- 2.e4#
- 1...d2
- 2.Qb1#
- 2.Qc2#
- 1...Bg7+
- 1.e3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- Q(d);N_GUARD::S(I),XP(g)
- Q(d);N_GUARD,XP(E)::QAR2(A),XS(e)
- Q(d);N_GUARD::QAR2(A),XS(e)
- Q(d);N_GUARD,XR(C)::S(I),XP(g)
- Q(d);N_GUARD::S(G)
- B(i);CHECK,N_GUARD::S(G),XB(i)
- S(e);XP(E)::P(B)
- S(e);::P(B)
- Tries
- Try
- S(G);XQ(d)
- Threat
- DUALS(2)
- Vars
- S(e);OGATE,XR(C)::QAB1(A)
- Refutation
- B(i);CHECK
- Try
- B(J);XS(e)
- Threat
- P(B)
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- Q(d);OGATE,XB(J)::QAR2(A),XQ(d)
- Q(d);N_GUARD::S(I),XP(g)
- Refutation
- Q(d);XP(E)
- Try
- R(C);
- Threat
- P(B)
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- Q(d);N_GUARD,XR(C)::S(I),XP(g)
- S(e);N_GUARD::R1(C)
- Q(d);N_GUARD::S(I),XP(g)
- Refutation
- P(c);XR(C)
- Try
- R(C);P_PINS(e),XQ(d)
- Threat
- DUALS(3)
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- Refutation
- K(f);S_FLIGHT
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- Q(d);N_GUARD,XQ(A)::S(I),XP(g)
- S(e);N_GUARD,XR(C)::QAR1(A)
- P(a);XP(B)::QAB(A)
- Q(d);N_GUARD::S(I),XP(g)
- Refutation
- P(c);XQ(A)
- Try
- P(B);XP(a)
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- Q(d);N_GUARD,XP(E)::QAR2(A),XS(e)
- Q(d);N_GUARD,XR(C)::S(I),XP(g)
- S(e);OGATE,XP(E)::B(J)
- Q(d);N_GUARD::S(I),XP(g)
- Q(d);N_GUARD::QAR2(A),XS(e)
- Q(d);N_GUARD::S(G)
- S(e);OGATE::B(J)
- Refutation
- S(e);XR(C)
- Try
- P(E);XQ(d)
- Threat
- DUALS(3)
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- Refutation
- K(f);P_SPINS(e),S_FLIGHT
- Try
- P(H);
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- Q(d);N_GUARD,XP(E)::QAR2(A),XS(e)
- Q(d);N_GUARD,XR(C)::S(I),XP(g)
- S(e);XR(C)::S(I)
- Q(d);N_GUARD::S(I),XP(g)
- Q(d);N_GUARD::QAR2(A),XS(e)
- Q(d);N_GUARD::S(G)
- S(e);::S(I)
- S(e);::P(B)
- Refutation
- K(f);P_SPINS(e),S_FLIGHT
- Try
- Actual
- P(B);
- Vars
- B(i);CHECK,N_GUARD::S(G),XB(i)
- K(f);P_SPINS(e),S_FLIGHT::R(K)+S(G)
- Q(d);N_GUARD,XP(B)::S(I),XP(g)
- Q(d);N_GUARD,XP(E)::QAR2(A),XS(e)
- Q(d);N_GUARD,XR(C)::S(I),XP(g)
- S(e);N_GUARD,XR(C)::QAR(A)
- S(e);N_GUARD,XP(B)::QAR(A)
- Q(d);N_GUARD::QAR2(A),XS(e)
- Q(d);N_GUARD::S(I),XP(g)
- Q(d);N_GUARD::S(G)
- S(e);::P(B)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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